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1.The carpenter was busy laying down the sheets of plywood for the new house.
木匠正在忙着为新房子铺设胶合板。
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2.The construction workers were carefully laying down the sheeting planks to ensure a smooth finish.
建筑工人正小心翼翼地铺设板材,以确保表面光滑。
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3. The engineer had to lay down the sheeting planks before starting the project.
工程师在开始项目之前必须铺设板材。